| Karlovo to Manfredonia | 460.59 mi (741.25 km) |
| Karlovo to Maniago | 643.69 mi (1,035.92 km) |
| Karlovo to Mantova | 718.05 mi (1,155.59 km) |
| Karlovo to Maranello | 708.84 mi (1,140.77 km) |
| Karlovo to Marano di Napoli | 560.14 mi (901.46 km) |
| Karlovo to Marano Vicentino | 694.62 mi (1,117.88 km) |
| Karlovo to Marcianise | 551.81 mi (888.05 km) |
| Karlovo to Marcon | 651.58 mi (1,048.62 km) |
| Karlovo to Mareno di Piave | 654.05 mi (1,052.59 km) |
| Karlovo to Margherita di Savoia | 452.93 mi (728.93 km) |
| Karlovo to Mariano Comense | 801.09 mi (1,289.24 km) |
| Karlovo to Marigliano | 546.12 mi (878.89 km) |
| Karlovo to Marino | 623.76 mi (1,003.84 km) |
| Karlovo to Marostica | 684.92 mi (1,102.27 km) |
| Karlovo to Marsala | 732.59 mi (1,178.99 km) |
